XHBB128A Turns ratio test set Range 0.9-5000As per IEC and relevant national standards, transformer variable ratio test is a necessary test in the process of productive process of power transformers, during users hand over and the maintenance test, which can supervise the quality of the transformer products in the process of producing and using effectively, thus to prevent the transformer turn-to-turn short circuit, open circuit, connection error, regulating switch internal fault or the contact failure. XHBB128A type automatic turns ratio test set is easy to operate, fully functional, the characteristics of the data is stable and reliable according to customers’ requirements of field use completely, It caters to the needs of all kinds of both small and medium-sized transformer variable ratio test.Model No.: XHBB128AMain feature: 1. Large test range: 0.9~50002. Using English menu prompt, convenient to use3.Powerful function: both single phase and thr......url:http://www.xzhtest.com